shadow是什么意思

And because those influence educational success and later earnings, early childhood experiences cast a lifelong shadow.

出自-2017年6月阅读原文

At least three Russian stations are already operating in Antarctica, part of its effort to challenge the dominance of the American GPS, and new stations are planned for sites like the Russian base, in the shadow of the Orthodox Church of the Holy Trinity.

出自-2016年12月阅读原文

On top of the tragic loss of life, the accident in California will cast a long shadow over the future of space tourism, even before it has properly begun.

出自-2015年12月阅读原文

We've grown so used to this orange haze that the original glory of an unlit night--dark enough for the planet venus to throw shadow on earth.

2015年高考英语浙江卷 阅读理解 阅读C 原文